Merge commit 'v2.6.35-rc3' into next

13 files changed, 38 insertions, 53 deletions

diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 1e6fec487973..3d94a1471724 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -8,6 +8,9 @@ menu "Graphics support"
 config HAVE_FB_ATMEL
         bool
 
+config HAVE_FB_IMX
+        bool
+
 source "drivers/char/agp/Kconfig"
 
 source "drivers/gpu/vga/Kconfig"
@@ -400,9 +403,6 @@ config FB_SA1100
           If you plan to use the LCD display with your SA-1100 system, say
           Y here.
 
-config HAVE_FB_IMX
-        bool
-
 config FB_IMX
         tristate "Motorola i.MX LCD support"
         depends on FB && (HAVE_FB_IMX || ARCH_MX1 || ARCH_MX2)
diff --git a/drivers/video/aty/mach64_accel.c b/drivers/video/aty/mach64_accel.c
index 51fcc0a2c94a..e45833ce975b 100644
--- a/drivers/video/aty/mach64_accel.c
+++ b/drivers/video/aty/mach64_accel.c
@@ -242,7 +242,7 @@ void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
 void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 {
         struct atyfb_par *par = (struct atyfb_par *) info->par;
-        u32 color = rect->color, dx = rect->dx, width = rect->width, rotation = 0;
+        u32 color, dx = rect->dx, width = rect->width, rotation = 0;
 
         if (par->asleep)
                 return;
@@ -253,8 +253,11 @@ void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
                 return;
         }
 
-        color |= (rect->color << 8);
-        color |= (rect->color << 16);
+        if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
+            info->fix.visual == FB_VISUAL_DIRECTCOLOR)
+                color = ((u32 *)(info->pseudo_palette))[rect->color];
+        else
+                color = rect->color;
 
         if (info->var.bits_per_pixel == 24) {
                 /* In 24 bpp, the engine is in 8 bpp - this requires that all */
diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c
index 921ca37398f3..3ec24609151e 100644
--- a/drivers/video/backlight/adp8860_bl.c
+++ b/drivers/video/backlight/adp8860_bl.c
@@ -756,7 +756,6 @@ out:
 out1:
         backlight_device_unregister(bl);
 out2:
-        i2c_set_clientdata(client, NULL);
         kfree(data);
 
         return ret;
@@ -776,7 +775,6 @@ static int __devexit adp8860_remove(struct i2c_client *client)
                         &adp8860_bl_attr_group);
 
         backlight_device_unregister(data->bl);
-        i2c_set_clientdata(client, NULL);
         kfree(data);
 
         return 0;
diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c
index e03e60bbfd85..2a04b382ec48 100644
--- a/drivers/video/backlight/tosa_bl.c
+++ b/drivers/video/backlight/tosa_bl.c
@@ -119,7 +119,6 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,
 
 err_reg:
         data->bl = NULL;
-        i2c_set_clientdata(client, NULL);
 err_gpio_dir:
         gpio_free(TOSA_GPIO_BL_C20MA);
 err_gpio_bl:
@@ -133,7 +132,6 @@ static int __devexit tosa_bl_remove(struct i2c_client *client)
 
         backlight_device_unregister(data->bl);
         data->bl = NULL;
-        i2c_set_clientdata(client, NULL);
 
         gpio_free(TOSA_GPIO_BL_C20MA);
 
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 2c371c07f0da..09f1b9b462f4 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -275,7 +275,7 @@ static int __devinit bw2_do_default_mode(struct bw2_par *par,
 
 static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct bw2_par *par;
         int linebytes, err;
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index d12e05b6e63f..e5dc2241194f 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -465,7 +465,7 @@ static void cg14_unmap_regs(struct of_device *op, struct fb_info *info,
 
 static int __devinit cg14_probe(struct of_device *op, const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct cg14_par *par;
         int is_8mb, linebytes, i, err;
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index b98f93f7f663..558d73a948a0 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -349,7 +349,7 @@ static int __devinit cg3_do_default_mode(struct cg3_par *par)
 static int __devinit cg3_probe(struct of_device *op,
                                const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct cg3_par *par;
         int linebytes, err;
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 073c9b408cf7..6b93ef93cb12 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -100,6 +100,16 @@ static int fb_deferred_io_mkwrite(struct vm_area_struct *vma,
         /* protect against the workqueue changing the page list */
         mutex_lock(&fbdefio->lock);
 
+        /*
+         * We want the page to remain locked from ->page_mkwrite until
+         * the PTE is marked dirty to avoid page_mkclean() being called
+         * before the PTE is updated, which would leave the page ignored
+         * by defio.
+         * Do this by locking the page here and informing the caller
+         * about it with VM_FAULT_LOCKED.
+         */
+        lock_page(page);
+
         /* we loop through the pagelist before adding in order
         to keep the pagelist sorted */
         list_for_each_entry(cur, &fbdefio->pagelist, lru) {
@@ -121,7 +131,7 @@ page_already_added:
 
         /* come back after delay to process the deferred IO */
         schedule_delayed_work(&info->deferred_work, fbdefio->delay);
-        return 0;
+        return VM_FAULT_LOCKED;
 }
 
 static const struct vm_operations_struct fb_deferred_io_vm_ops = {
@@ -155,41 +165,25 @@ static void fb_deferred_io_work(struct work_struct *work)
 {
         struct fb_info *info = container_of(work, struct fb_info,
                                                 deferred_work.work);
+        struct list_head *node, *next;
+        struct page *cur;
         struct fb_deferred_io *fbdefio = info->fbdefio;
-        struct page *page, *tmp_page;
-        struct list_head *node, *tmp_node;
-        struct list_head non_dirty;
-
-        INIT_LIST_HEAD(&non_dirty);
 
         /* here we mkclean the pages, then do all deferred IO */
         mutex_lock(&fbdefio->lock);
-        list_for_each_entry_safe(page, tmp_page, &fbdefio->pagelist, lru) {
-                lock_page(page);
-                /*
-                 * The workqueue callback can be triggered after a
-                 * ->page_mkwrite() call but before the PTE has been marked
-                 * dirty. In this case page_mkclean() won't "rearm" the page.
-                 *
-                 * To avoid this, remove those "non-dirty" pages from the
-                 * pagelist before calling the driver's callback, then add
-                 * them back to get processed on the next work iteration.
-                 * At that time, their PTEs will hopefully be dirty for real.
-                 */
-                if (!page_mkclean(page))
-                        list_move_tail(&page->lru, &non_dirty);
-                unlock_page(page);
+        list_for_each_entry(cur, &fbdefio->pagelist, lru) {
+                lock_page(cur);
+                page_mkclean(cur);
+                unlock_page(cur);
         }
 
         /* driver's callback with pagelist */
         fbdefio->deferred_io(info, &fbdefio->pagelist);
 
-        /* clear the list... */
-        list_for_each_safe(node, tmp_node, &fbdefio->pagelist) {
+        /* clear the list */
+        list_for_each_safe(node, next, &fbdefio->pagelist) {
                 list_del(node);
         }
-        /* ... and add back the "non-dirty" pages to the list */
-        list_splice_tail(&non_dirty, &fbdefio->pagelist);
         mutex_unlock(&fbdefio->lock);
 }
 
@@ -218,7 +212,6 @@ EXPORT_SYMBOL_GPL(fb_deferred_io_open);
 void fb_deferred_io_cleanup(struct fb_info *info)
 {
         struct fb_deferred_io *fbdefio = info->fbdefio;
-        struct list_head *node, *tmp_node;
         struct page *page;
         int i;
 
@@ -226,13 +219,6 @@ void fb_deferred_io_cleanup(struct fb_info *info)
         cancel_delayed_work(&info->deferred_work);
         flush_scheduled_work();
 
-        /*  the list may have still some non-dirty pages at this point */
-        mutex_lock(&fbdefio->lock);
-        list_for_each_safe(node, tmp_node, &fbdefio->pagelist) {
-                list_del(node);
-        }
-        mutex_unlock(&fbdefio->lock);
-
         /* clear out the mapping that we setup */
         for (i = 0 ; i < info->fix.smem_len; i += PAGE_SIZE) {
                 page = fb_deferred_io_page(info, i);
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 3d7895316eaf..9e8bf7d5e249 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -550,7 +550,7 @@ static void leo_unmap_regs(struct of_device *op, struct fb_info *info,
 static int __devinit leo_probe(struct of_device *op,
                                const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct leo_par *par;
         int linebytes, err;
diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c
index 0540de4f5cb4..4e2b8cc3d460 100644
--- a/drivers/video/mb862xx/mb862xxfb.c
+++ b/drivers/video/mb862xx/mb862xxfb.c
@@ -553,7 +553,7 @@ static int mb862xx_gdc_init(struct mb862xxfb_par *par)
 static int __devinit of_platform_mb862xx_probe(struct of_device *ofdev,
                                                const struct of_device_id *id)
 {
-        struct device_node *np = ofdev->node;
+        struct device_node *np = ofdev->dev.of_node;
         struct device *dev = &ofdev->dev;
         struct mb862xxfb_par *par;
         struct fb_info *info;
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index c85dd408a9b8..6552751e81aa 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -251,7 +251,7 @@ static void p9100_init_fix(struct fb_info *info, int linebytes, struct device_no
 
 static int __devinit p9100_probe(struct of_device *op, const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct p9100_par *par;
         int linebytes, err;
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index e8c769944812..12c451a711e9 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -991,13 +991,13 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
                 priv->ch[j].lcdc = priv;
                 memcpy(&priv->ch[j].cfg, &pdata->ch[i], sizeof(pdata->ch[i]));
 
-                error = sh_mobile_lcdc_check_interface(&priv->ch[i]);
+                error = sh_mobile_lcdc_check_interface(&priv->ch[j]);
                 if (error) {
                         dev_err(&pdev->dev, "unsupported interface type\n");
                         goto err1;
                 }
-                init_waitqueue_head(&priv->ch[i].frame_end_wait);
-                init_completion(&priv->ch[i].vsync_completion);
+                init_waitqueue_head(&priv->ch[j].frame_end_wait);
+                init_completion(&priv->ch[j].vsync_completion);
                 priv->ch[j].pan_offset = 0;
 
                 switch (pdata->ch[i].chan) {
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index ef7a7bd8b503..cc039b33d2d8 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -365,7 +365,7 @@ static void tcx_unmap_regs(struct of_device *op, struct fb_info *info,
 static int __devinit tcx_probe(struct of_device *op,
                                const struct of_device_id *match)
 {
-        struct device_node *dp = op->node;
+        struct device_node *dp = op->dev.of_node;
         struct fb_info *info;
         struct tcx_par *par;
         int linebytes, i, err;